{"id":40240,"date":"2024-02-17T08:59:33","date_gmt":"2024-02-17T03:29:33","guid":{"rendered":"https:\/\/www.aplustopper.com\/?p=40240"},"modified":"2024-02-17T16:35:29","modified_gmt":"2024-02-17T11:05:29","slug":"plus-one-zoology-chapter-wise-questions-answers-chapter-11","status":"publish","type":"post","link":"https:\/\/www.aplustopper.com\/plus-one-zoology-chapter-wise-questions-answers-chapter-11\/","title":{"rendered":"Plus One Zoology Chapter Wise Questions and Answers Chapter 11 Chemical Coordination and integration"},"content":{"rendered":"

Kerala Plus One Zoology Chapter Wise Questions and Answers Chapter 11 Chemical Coordination and integration<\/h2>\n

Plus One Chemical Coordination and Integration One Mark Questions and Answers<\/h3>\n

Question 1.
\nListed below are the hormones of anterior pituitary origin. Tick the wrong entry.
\n(a) Growth hormone
\n(b) Follicle-stimulating hormone
\n(c) Oxytocin
\n(d) Adrenocorticotrophic hormone
\nAnswer:
\n(c) Oxytocin<\/p>\n

Question 2.
\nMary is about to face an interview. But during the first five minutes before the interview, she experiences sweating, increased rate of heartbeat, respiration, etc. Which hormone is responsible for her restlessness?
\n(a) Estrogen and progesterone
\n(b) Oxytocin and vasopressin
\n(c) Adrenaline and noradrenaline
\n(d) Insulin and glucagon
\nAnswer:
\n(c) Adrenaline and noradrenaline<\/p>\n

Question 3.
\nThe steroid responsible for the balance of water and electrolytes in our body is
\n(a) Insulin
\n(b) Melatonin
\n(c) Testosterone
\n(d) Aldosterone
\nAnswer:
\n(d) Aldosterone<\/p>\n

Question 4.
\nName the birth hormone.
\nAnswer:
\nOxytocin<\/p>\n

Question 5.
\nA slow runner runs exceptionally fast when a dog chases him. Name the hormone involved in this situation.
\nAnswer:
\nAdrenaline<\/p>\n

Question 6.
\nPars intermedia produce hormone. (GH, PRL.TSH, MSH)
\nAnswer:
\nMSH<\/p>\n

Question 7.
\nThe excessive secretion of thyroxine hormone is followed by the enlargement of the thyroid glands. Name the disease occurs due to this,
\nAnswer:
\nExophthalmic goiter or Grave\u2019s disease.<\/p>\n

Question 8.
\nThymosin is responsible for
\n(a) Raising the blood sugar level
\n(b) Raising the blood calcium level
\n(c) Increased production of T lymphocytes
\n(d) Decrease in blood RBC
\nAnswer:
\n(c) Increased production of T lymphocytes<\/p>\n

Question 9.
\nIn the mechanism of action of a protein hormone, one of the second messengers is
\n(a) Cyclic AMP
\n(b) Insulin
\n(c) 73
\n(d) Gastrin
\nAnswer:
\n(a) Cyclic AMP<\/p>\n

Question 10.
\nNote the relationship between the first two words and suggest a suitable word for the fourth place.<\/p>\n

    \n
  1. Alpha cell : Glucagon – Beta-cell : __________<\/li>\n
  2. Glucocorticoids : Cortisol – Mineralocorticoids: _________<\/li>\n<\/ol>\n

    Answer:<\/p>\n

      \n
    1. Insulin<\/li>\n
    2. Aldosterone<\/li>\n<\/ol>\n

      Question 11.
      \nExpand the following.
      \nACTH
      \nAnswer:
      \nACTH – Adreno Cortico Trophic Hormone.<\/p>\n

      Question 12.
      \nThe excessive secretion of thyroxine hormone is followed by the enlargement of the thyroid glands. Name the disease occurs due to this.
      \nAnswer:
      \nExophthalmic goiter or Grave\u2019s disease.<\/p>\n

      Plus One Chemical Coordination and Integration Two Mark Questions and Answers<\/h3>\n

      Question 1.
      \nMatch the following.<\/p>\n\n\n\n\n\n\n\n
      A<\/td>\nB<\/td>\n<\/tr>\n
      1. Hyperglycemic hormone<\/td>\nProgesterone<\/td>\n<\/tr>\n
      2. Pregnancy hormone<\/td>\nSomatostatin<\/td>\n<\/tr>\n
      3. Inhibiting hormone<\/td>\nGlucagon<\/td>\n<\/tr>\n
      4. Emergency hormone<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Answer:<\/p>\n

        \n
      1. Hyperglycemic hormone – Glucagon<\/li>\n
      2. Pregnancy hormone – Progesterone<\/li>\n
      3. Inhibiting hormone – Somatostatin<\/li>\n<\/ol>\n

        Question 2.
        \nFunctions of certain hormones are given below. Identify the hormones.<\/p>\n

          \n
        1. Regulation of BMR<\/li>\n
        2. Differentiation of T cells<\/li>\n
        3. Stimulate gluconeogenesis, lipolysis and proteolysis.<\/li>\n
        4. Support pregnancy and act on mammary gland and stimulate milk secretion.<\/li>\n<\/ol>\n

          Answer:<\/p>\n

            \n
          1. Thyroxine<\/li>\n
          2. Thymosin<\/li>\n
          3. Glucocorticoids<\/li>\n
          4. Progesterone<\/li>\n<\/ol>\n

            Question 3.
            \nGive example of<\/p>\n

              \n
            1. Hyper calcaemic hormone<\/li>\n
            2. Hyperglycemic hormone<\/li>\n<\/ol>\n

              Answer:<\/p>\n

                \n
              1. PTH (Parathyroid Hormone)<\/li>\n
              2. Glucagon<\/li>\n<\/ol>\n

                Question 4.
                \nName the hormone that regulate each of the following.<\/p>\n

                  \n
                1. Storage of glucose as glycogen.<\/li>\n
                2. Sodium Potassium metabolism<\/li>\n
                3. Basal Metabolic Rate<\/li>\n
                4. Urinary elimination of water<\/li>\n<\/ol>\n

                  Answer:<\/p>\n

                    \n
                  1. Insulin<\/li>\n
                  2. Aldosterone<\/li>\n
                  3. Thyroxine<\/li>\n
                  4. ADH<\/li>\n<\/ol>\n

                    Question 5.
                    \nThe destruction of adrenal cortex leads to the low production of both glucocorticoids and mineralocorticoids.<\/p>\n

                      \n
                    1. Name the disease occurs due to this.<\/li>\n
                    2. Give the symptoms of this disease.<\/li>\n<\/ol>\n

                      Answer:<\/p>\n

                        \n
                      1. Addison\u2019s disease.<\/li>\n
                      2. loose weight, their blood glucose and sodium levels drop and potassium levels rise.<\/li>\n<\/ol>\n

                        Question 6.
                        \nIt is necessary to include iodised salt in our diet. Do you agree with this statement? Justify your answer.
                        \nAnswer:
                        \nYes. Deficiency of iodine in food causes simple goitre.<\/p>\n

                        Question 7.
                        \nDiagrammatic representation of the mechanism of action of a steroid hormone is shown here.<\/p>\n

                          \n
                        1. Label A & B<\/li>\n
                        2. Name any two protein hormones.<\/li>\n<\/ol>\n

                          \"Plus
                          \nAnswer:<\/p>\n

                            \n
                          1. Label A & B\n